Independent Smoke Fire Alarm Home Security Wireless Smoke Detector Alarm, 501 Original

Feature:- Sound and light alarm uses large volume speaker, the indicator light flashes and alarms when alarming- The alarm adopts ABS flame retardant material, built-in intelligent processor, and realizes ultra-low power consumption through advanced electronic processing technology.- Other Features: battery low voltage prompt; automatic reset; infrared photoelectric sensor sound and light alarm/LED indicating alarm; SMT manufacturing, strong stability; dust, insect and white light interference design.Specifications:Net weight: 30g Gross weight: 35gPacking size: 145x110x40mm/5.71x4.33x1.57inNotes:Please allow 1-3mm differs due to manual measurement.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.1 X Smoke Alarm1 X Screw Package1 X English Manual